docs: def rating_count(obj):
      """
      Total amount of users who have submitted a positive rating for this object.
  
      Usage:
          {% rating_count obj %}
      """
      count = Rating.objects.filter(
          object_id=obj.pk,
          content_type=ContentType.objects.get_for_model(obj),
      ).exclude(rating=0).count()
      return count